# A198793 (b-file synthesized from sequence entry) 0 1 1 1 2 0 3 1 4 1 5 0 6 1 7 2 8 2 9 0 10 1 11 3 12 6 13 4 14 0 15 1 16 4 17 12 18 16 19 8 20 0 21 1 22 5 23 20 24 40 25 40 26 16 27 0 28 1 29 6 30 30 31 80 32 120 33 96 34 32 35 0 36 1 37 7 38 42 39 140 40 280 41 336 42 224 43 64 44 0 45 1 46 8 47 56 48 224 49 560 50 896 51 896 52 512 53 128 54 0 55 1 56 9 57 72 58 336 59 1008 60 2016 61 2688 62 2304 63 1152 64 256 65 0